Granted Patent
Utility
US 6,020,385 · App. 08/967,689
Process for the preparation of microencapsulated polymers
Inventors:
Olaf Halle, Wolfgang Podszun, Robert Bloodworth, Werner Struver, Axel Ingendoh
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Nov 12, 1997
Inventors
Olaf Halle
Wolfgang Podszun
Robert Bloodworth
Werner Struver
Axel Ingendoh
Assignee (at issue)
Bayer Aktiengesellschaft
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.